*{
  margin: 0;
  padding: 0;
}
button{
  border: none;
  outline: none;
  cursor: pointer;
}
button:active{
  opacity: 0.8;
}
html,body{
  width: 100%;
  height: 100%;
  font-size: 14px;
}
h1{
  font-size: 18px;
  font-weight: bold;
}
input{
  outline: none;
}
ul, ol, li, a {
  list-style: none;
}
a{
  text-decoration: none;
}
table, tr, td, th, thead, tbody {
  position: static;
}